MCP3919
3V Three-Channel Analog Front End
Features: Description: Three Synchronous Sampling 24-bit Resolution
Delta-Sigma A/D Converters 93.5 dB SINAD, -107 dBc Total Harmonic
Distortion (THD) (up to 35th Harmonic), 112 dBFS
SFDR for Each Channel Enables 0.1% Typical Active Power Measurement
Error over a 10,000:1 Dynamic Range Advanced Security Features:
-16-bit Cyclic Redundancy Check (CRC)
Checksum on All Communications for Secure
Data Transfers
-16-bit CRC Checksum and Interrupt Alert for
Register Map Configuration
-Register Map Lock with 8-bit Secure Key 2.7V-3.6V AVDD, DVDD Programmable Data Rate up to 125 ksps:
-4 MHz Maximum Sampling Frequency
-16 MHz Maximum Master Clock Oversampling Ratio up to 4096 Ultra-Low Power Shutdown Mode with < 10 ВµA -122 dB Crosstalk between Channels Low Drift 1.2V Internal Voltage Reference:
9 ppm/В°C Differential Voltage Reference Input Pins High Gain PGA on Each Channel (up to 32 V/V) Phase Delay Compensation with 1 Вµs Time
Resolution Separate Data Ready Pin for Easy
Synchronization Individual 24-bit Digital Offset and Gain Error
Correction for Each Channel High-Speed 20 MHz SPI Interface with Mode 0,0
and 1,1 Compatibility Continuous Read/Write Modes for Minimum
Communication Time with Dedicated 16/32-bit
Modes Available in a 28-lead 5 x 5 mm QFN and 28-lead
SSOP Packages Extended Temperature Range: -40В°C to +125В°C The MCP3919 is a 3V three-channel Analog Front End …